From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Requesting average bore wear figures for the Bentley close clearance piston EB.3151.
| Identifier | ExFiles\Box 131\3\ scan0034 | |
| Date | 23th January 1939 | |
| 1113 also 236 W/K - GWH.{George W. Hancock - Head Chateauroux} Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation}9/JH.23.1.39. BENTLEY PISTONS. With reference to your memo. Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux}8/N.20.1.39. Can you please supply as soon as possible, an average bore wear figure taken on a number of cars fitted with the close clearance piston EB.3151. This is to compare with similar figures taken with the previous piston EB.2844 on customers cars. In your memo. Rm{William Robotham - Chief Engineer}/GWH.{George W. Hancock - Head Chateauroux}39/N.25.10.38. you supplied figures taken respectively at 20,000 and 30,000 miles. Rm{William Robotham - Chief Engineer}/CTS.{C. Trot Salt - Carburation} | ||